What is the Least Common Multiple of 41840 and 41860?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 41840 and 41860 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 41840 and 41860, than apply into the LCM equation.

GCF(41840,41860) = 20
LCM(41840,41860) = ( 41840 × 41860) / 20
LCM(41840,41860) = 1751422400 / 20
LCM(41840,41860) = 87571120

Least Common Multiple (LCM) of 41840 and 41860 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 41840 and 41860. First we will calculate the prime factors of 41840 and 41860.

Prime Factorization of 41840

Prime Factorization of 41860

Now multiplying the highest exponent prime factors to calculate the LCM of 41840 and 41860.

LCM(41840,41860) = 2⁴ × 5¹ × 523¹ × 7¹ × 13¹ × 23¹
LCM(41840,41860) = 87571120